diff --git a/extensions/deepinfra/provider-models.ts b/extensions/deepinfra/provider-models.ts
index 35ad6ced284..817f22b848c 100644
--- a/extensions/deepinfra/provider-models.ts
+++ b/extensions/deepinfra/provider-models.ts
@@ -10,8 +10,8 @@ export const DEEPINFRA_MODELS_URL = `${DEEPINFRA_BASE_URL}/models?sort_by=opencl
 export const DEEPINFRA_DEFAULT_MODEL_ID = "deepseek-ai/DeepSeek-V3.2";
 export const DEEPINFRA_DEFAULT_MODEL_REF = `deepinfra/${DEEPINFRA_DEFAULT_MODEL_ID}`;
 
-export const DEEPINFRA_DEFAULT_CONTEXT_WINDOW = 128000;
-export const DEEPINFRA_DEFAULT_MAX_TOKENS = 8192;
+const DEEPINFRA_DEFAULT_CONTEXT_WINDOW = 128000;
+const DEEPINFRA_DEFAULT_MAX_TOKENS = 8192;
 
 export const DEEPINFRA_MODEL_CATALOG: ModelDefinitionConfig[] = [
   {
diff --git a/extensions/synthetic/models.ts b/extensions/synthetic/models.ts
index 23dc251cb59..62433289d5a 100644
--- a/extensions/synthetic/models.ts
+++ b/extensions/synthetic/models.ts
@@ -3,7 +3,7 @@ import type { ModelDefinitionConfig } from "openclaw/plugin-sdk/provider-model-s
 export const SYNTHETIC_BASE_URL = "https://api.synthetic.new/anthropic";
 export const SYNTHETIC_DEFAULT_MODEL_ID = "hf:MiniMaxAI/MiniMax-M2.5";
 export const SYNTHETIC_DEFAULT_MODEL_REF = `synthetic/${SYNTHETIC_DEFAULT_MODEL_ID}`;
-export const SYNTHETIC_DEFAULT_COST = {
+const SYNTHETIC_DEFAULT_COST = {
   input: 0,
   output: 0,
   cacheRead: 0,
@@ -181,7 +181,7 @@ export const SYNTHETIC_MODEL_CATALOG = [
   },
 ] as const;
 
-export type SyntheticCatalogEntry = (typeof SYNTHETIC_MODEL_CATALOG)[number];
+type SyntheticCatalogEntry = (typeof SYNTHETIC_MODEL_CATALOG)[number];
 
 export function buildSyntheticModelDefinition(entry: SyntheticCatalogEntry): ModelDefinitionConfig {
   return {
diff --git a/extensions/venice/models.ts b/extensions/venice/models.ts
index ec945d21e80..eeb749aea0a 100644
--- a/extensions/venice/models.ts
+++ b/extensions/venice/models.ts
@@ -6,11 +6,11 @@ import { normalizeLowercaseStringOrEmpty } from "openclaw/plugin-sdk/text-runtim
 const log = createSubsystemLogger("venice-models");
 
 export const VENICE_BASE_URL = "https://api.venice.ai/api/v1";
-export const VENICE_DEFAULT_MODEL_ID = "kimi-k2-5";
+const VENICE_DEFAULT_MODEL_ID = "kimi-k2-5";
 export const VENICE_DEFAULT_MODEL_REF = `venice/${VENICE_DEFAULT_MODEL_ID}`;
 const VENICE_ALLOWED_HOSTNAMES = ["api.venice.ai"];
 
-export const VENICE_DEFAULT_COST = {
+const VENICE_DEFAULT_COST = {
   input: 0,
   output: 0,
   cacheRead: 0,
@@ -413,7 +413,7 @@ export const VENICE_MODEL_CATALOG = [
   },
 ] as const;
 
-export type VeniceCatalogEntry = (typeof VENICE_MODEL_CATALOG)[number];
+type VeniceCatalogEntry = (typeof VENICE_MODEL_CATALOG)[number];
 
 export function buildVeniceModelDefinition(entry: VeniceCatalogEntry): ModelDefinitionConfig {
   return {
diff --git a/extensions/xai/model-definitions.ts b/extensions/xai/model-definitions.ts
index c651c7e51ba..b29a9ac96db 100644
--- a/extensions/xai/model-definitions.ts
+++ b/extensions/xai/model-definitions.ts
@@ -5,11 +5,11 @@ export const XAI_BASE_URL = "https://api.x.ai/v1";
 export const XAI_DEFAULT_IMAGE_MODEL = "grok-imagine-image";
 export const XAI_IMAGE_MODELS = ["grok-imagine-image", "grok-imagine-image-pro"] as const;
 export const XAI_DEFAULT_CONTEXT_WINDOW = 256_000;
-export const XAI_LARGE_CONTEXT_WINDOW = 2_000_000;
-export const XAI_CODE_CONTEXT_WINDOW = 256_000;
+const XAI_LARGE_CONTEXT_WINDOW = 2_000_000;
+const XAI_CODE_CONTEXT_WINDOW = 256_000;
 export const XAI_DEFAULT_MAX_TOKENS = 64_000;
-export const XAI_LEGACY_CONTEXT_WINDOW = 131_072;
-export const XAI_LEGACY_MAX_TOKENS = 8_192;
+const XAI_LEGACY_CONTEXT_WINDOW = 131_072;
+const XAI_LEGACY_MAX_TOKENS = 8_192;
 export const XAI_DEFAULT_MODEL_ID = "grok-4";
 export const XAI_DEFAULT_MODEL_REF = `xai/${XAI_DEFAULT_MODEL_ID}`;